check windows fd validity (closes #16992)
diff --git a/Misc/NEWS b/Misc/NEWS
index eb41458..f7491d1 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -189,6 +189,9 @@
 Library
 -------
 
+- Issue #16992: On Windows in signal.set_wakeup_fd, validate the file
+  descriptor argument.
+
 - Issue #15861: tkinter now correctly works with lists and tuples containing
   strings with whitespaces, backslashes or unbalanced braces.